gistfile1.go

func DoRequest(req *http.Request, c net.Conn) (*http.Response, error) {
    defer req.Body.Close()
    dumped, err := httputil.DumpRequestOut(req, false)
    if err != nil {
        return nil, err
    }
    if _, err = c.Write(dumped); err != nil {
        return nil, err
    }
    reader := bufio.NewReader(c)
    resp, err := http.ReadResponse(reader, req)
    if err != nil {
        return nil, err
    }
    if resp.StatusCode == 100 {
        io.Copy(c, req.Body)
        resp, err = http.ReadResponse(reader, req)
    }
    return resp, nil
}